Jan

• Username: 3★luna__
• Country:  Netherlands
• Student/Professional:Student
• Institution:Delft University of Technology Netherlands
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 18

Current Ratings Graph Old Ratings Graph

1720 (-75)RatingProvisional
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December Lunchtime 2018 Division 2(2018-12-29 22:35:00)

Global Rank:   1775

Cheated in:   

Ratings System Update

(2018-12-29 22:35:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

1720 (+377)RatingProvisional
Rating i Provisional Rating, click to know more

December Lunchtime 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   1775

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

Learning Paths (0)

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Practice Paths (0)

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Contests (18)

December 2010 Challenge

The Hungry Bear, Delivering Bread, Even Coefficients, A String Game, Odd Binomial Coefficients, Byteknights and Byteknaves

The December 2010 Cook-Off

Preparing Dishes, The Morning Commute, Pairing Chefs

January 2011 Challenge

Flu Shot Lineup, Count Relations

February 2011 Contest

Milestones, Coloring Colorable Graphs, Counting Terms, Rush Hour, Glass Measurement, Bogosort

March 2011 Challenge

K-Unique Sequence, Omax

April Long Contest

Gravel, Number Game Revisited, Rectangles Counting

November Long Contest 2011

Chefs new Pet, New Restaurant

December 2011 Long Contest

Robot Movings

January 2012 Challenge

Gap Filler Game, Lucky Sum, Card Shuffle, Houses and Restaurants

February 2012 Challenge

Box and Ball System, Lucky Count, Restore the Recipe, Lucky Long, Word Couting, Count of Maximum

March 2012 Challenge

Cosine Partition Function, Lucky Number, Longest Weird Subsequence

March Challenge 2013

Random decreasing function, Longest Article, Festivals

April Challenge 2013

Little Elephant and Music

May Challenge 2013

Tree Counting

June Challenge 2013

Dessert Wizard

July Challenge 2015

Bread, MasterChef, Na2a and lucky stone, Chef and Cube

Total Problems Solved: 60